<style>
    .toast-container {
        display: flex;
        flex-direction: column;
        position: fixed;
        z-index: 99;
        bottom: 0;
        right: 0;
        width: 100%;
        align-items: flex-end;

        pointer-events: none;
    }

    .scene {
        flex-grow: 1;
        display: flex;
        overflow: hidden;
    }
</style>

<dom>
    <div class="scene">
        <div class="toast-container">
        </div>
    </div>
</dom>